package ch1;

import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;
import com.rabbitmq.client.MessageProperties;



/**
 * @Description 代码清单1-1 生产者代码 p.11
 * @Author p.ww
 * @Date 2020/5/29
 **/
public class RabbitProducer {

    private static final String EXCHANGE_NAME = "exchange_demo";
    private static final String ROUTING_KEY = "routingkey_demo";
    private static final String QUEUE_NAME = "queue_demo";
    private static final String IP_ADDRESS = "127.0.0.1";
    private static final int PORT = 5672;

    public static void main(String[] args) throws Exception {
        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost(IP_ADDRESS);
        factory.setPort(PORT);
        factory.setUsername("wrs");
        factory.setPassword("wrs123");
        Connection connection = factory.newConnection();    //创建链接
        Channel channel = connection.createChannel();   //创建信道
        //创建一个type为direct,持久化的,非自动删除的交换器
        channel.exchangeDeclare(EXCHANGE_NAME, "direct", true, false, false, null);
        //创建一个持久化，非排他，非自动删除的队列
        channel.queueDeclare(QUEUE_NAME, true, false, false, null);
        //将交换器与队列通过路由键绑定
        channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, ROUTING_KEY);
        //发送一条持久化消息：hello world
        String message = "Hello World!";
        channel.basicPublish(EXCHANGE_NAME, ROUTING_KEY, MessageProperties.PERSISTENT_TEXT_PLAIN, message.getBytes());

        //关闭资源
        channel.close();
        connection.close();

    }

}
